Statistiques
Analyse de données, distributions de probabilités et tests d'hypothèses.
- question 9 of 10 ms. stewart teaches three science classes. her student…
- question 8 of 10 a survey asked students whether they have any siblings…
- question 6 of 10 a waitress kept track of whether her customers ordered…
- question 5 of 10 the heights of 200 adults were recorded and divided in…
- question 4 of 10 the table shows how many males and females attended tw…
- question 3 of 10 in a survey, 250 adults and children were asked whethe…
- question 2 of 10 northlake high school has two lunch periods. students …
- 2. (15 points) suppose the market demand for a good consists of two con…
- analyzing evidence such phraseology is needed if one wants to name thin…
- identifying counterclaims and rebuttals there is a chorus of disapprova…
- tyler is planning to buy a new car. he intends to trade in his existing…
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question 4 which sentence relies on a prepositional phrase to add meani…
It would get me fit after years of waddlesome sloth.
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how does brysons use of prepositional phrases support the meaning of hi…
He is able to show where the trail "wanders," "from Georgia to Maine" and "through plump comely hills."
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how does brysons use of introductory phrases support the meaning of his…
The sentence is mainly about how long the Appalachian Trail is, so he uses introductory phrases to build up to the main subject before stating it.
- which sentence relies on the connotation of the boldfaced word to conve…
- what do poets use to give the words theyve written more than one meanin…
- which sentence best describes the meaning of the figurative language un…
- read this sentence: using my time effectively is one of my greatest dif…
- what is faith? what do i really believe? the primary reason for prayer …
- the lengths of pregnancies in a small rural village are normally distri…
- business weekly conducted a survey of graduates from 30 top mba program…
- a manufacturer knows that their items have a lengths that are skewed ri…
- a simple random sample of size n=40 is obtained from a population with …
- a population has parameters \\(\\mu = 133\\) and \\(\\sigma = 67.2\\). …
- consider a population with \\(\\mu = 137\\) and \\(\\sigma = 27\\) and …
- which of these signs indicates that the upcoming road wont be separated…
- if you see this sign on a two-lane road, what does it mean? speed up as…
- if the population distribution is approximately normal, what has to be …
- you are driving down the highway when you see this sign. what is its me…
- construct a sampling distribution of the sample mean from a population …
- scott is planning to buy a new car. he intends to trade in his existing…
- question 5 what does this sign mean? chevron alignment pedestrian cross…
- question 2 a flashing yellow (malfunctioning) traffic signal means you …
- essay 1 is our reader response essay. this means you will be reading th…
- the number of fruit snacks in each package is assumed to have 13 pieces…
- no additional details were added for this assignment. the number of fru…
- 2. what kinds of words does the narrator use in paragraph 3 to describe…
- part 3 matching part 2 fill the best answer out on the bubble sheet. (1…
- cs 20 final exam part 2 matching. fill the correct answer in on the bub…
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a researcher interested in springfield citizens shopping habits surveys…
the sample is not representative of the population.
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to test the effect of a new exercise routine on muscle growth, a resear…
the gender of the patient is a confounding variable in this experiment.
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to test the effectiveness of a liquid supplement that is supposed to he…
a controlled placebo experiment
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a study claims that the combination of vitamin c with vitamin e is more…
* **In this study, which is the control group?** the first group of 310 taking vitamin C alone * **This study is** not blind.
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Question was provided via image upload.
the first group of 310 taking vitamin C alone
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to determine how american college students feel about commuting, 100 st…
sampling bias
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in a study, the sample is chosen by asking people on the street what is…
Convenience
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as part of a statistics project, a teacher brings a bag of marbles cont…
* **The data collection method can best be described as**: Survey * **The target population consists of**: The 700 marbles in the bag * **The sample consists of**: The 100 marbles…
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a team of researchers is testing the effectiveness of a new hpv vaccine…
1. **Which is the treatment group?** * Group 1 2. **Which is the control group (if there is one)?** * Group 2 3. **Is this study blind, double blind, or neither?** * Double-blind …
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in a study, the sample is chosen by pulling 50 names from a hat what is…
Simple Random
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does this describe an observational study or an experiment? the tempera…
Observational Study
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exercises - collecting data score: 12/20 answered: 6/10 question 7 in a…
Quantitative
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which source of bias is most relevant to the following situation: both …
perceived lack of anonymity
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the city of raleigh has 8100 registered voters. there are two candidate…
First box: **0.42** (or **21/50) Second box: **3402**
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the city of raleigh has 11200 registered voters. there are two candidat…
The 300 voters surveyed
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the city of raleigh has 9700 registered voters. there are two candidate…
All registered voters with telephones in Raleigh
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the city of raleigh has 7000 registered voters. there are two candidate…
All registered voters in Raleigh
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exercises - collecting data score: 0/20 answered: 0/10 question 1 a pol…
* What is the size of the sample: **24** * What is the size of the population: **139**
- when speaking up against a stereotyping statement, a comment such as \i…
- statements such as, \do you mean all teenagers?\ and \are you speaking …
- table of results using the standard divisor (480): \\begin{tabular}{|c|…
- the employees at a company were asked to vote for the next coffee of th…
- luis recorded how much milk his family drank each week. he graphed the …
- eve surveys the students in her classroom to find out how much time the…
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a grocery store recently sold 10 cans of soup, 5 of which were lentil s…
$\frac{1}{2}$
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1. how did the division of labor make factories more productive? if eac…
A. If each worker did just one step over and over, he or she could get really good and really fast at it.
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of the last 20 trains to arrive at danville station, 15 were on time. w…
$\frac{3}{4}$
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a florist sold 6 flower bouquets yesterday, including 3 daisy bouquets.…
$\frac{1}{2}$
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what did citizenship mean to the greeks? today, in the united states, a…
to fight for their city as a soldier
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mean to the greeks?person who is born here is considered a citizen. ame…
no
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5. annual sales for a restaurant were $575,000 in 2006. since then, the…
# Explicación: ## Paso 1: Definir el modelo exponencial El modelo de crecimiento exponencial es $A = P(1 + r)^t$, donde: - $P = 575000$ (ventas iniciales), - $r = 0.03$ (tasa de c…
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select the correct text in the passage. read the excerpt from julius ca…
I would not, Cassius. Yet I love him well.
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solve each problem. 3. vocabulary write an example of an event that cou…
3. a.m. event: Waking up for school p.m. event: Eating dinner 5. A. 7:15 a.m.
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fill in the blanks. total deviation = ______ deviation + ______ deviati…
B. Total deviation = unexplained deviation + explained deviation
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the word tangible comes from the latin root tangere, meaning \to touch.…
A. possible to measure
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comprensión / comprehension take your best guess as to the meaning in e…
1) First, I have math class. 2) Art class is fantastic for me. 3) We practice sports like volleyball, baseball, and tennis. 4) The teacher is organized and patient. 5) In class, w…
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greek word polis. which statements are true and which are false? 1. the…
1. The geography of Greece united their communities into one empire. :: False 2. The Greek city-states were ruled by kings. :: False 3. The Greek word polis means a city-state. ::…
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9. ned and oprah are preparing for a party. ned blows up 9 balloons in …
| Time (minutes) | 19 | 38 | 57 | 76 | |----------------|----|----|----|----| | Balloons | 12 | 24 | 36 | 48 |
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explain challenge problem drinks at bens beans have a mean sugar conten…
15.5 grams
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a different coffee shop called ruths roasts serves drinks that contain …
A. This drink has relatively less sugar at Jake's Java.
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9. ned and oprah are preparing for a party. ned blows up 9 balloons in …
| Time (minutes) | 15 | 30 | 45 | 60 | |----------------|----|----|----|----| | Balloons | 9 | 18 | 27 | 36 |
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dication is blazing! what is the best interpretation of the z-score fro…
B. This drink is 0.8 standard deviations below the mean of the 32 drinks.
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13 drag each descriptor to the correct space on the table based on whet…
| Category | Capitalism/Free Enterprise | Communism | |------------------------|-----------------------------|-------------------------| | Prices | supply and demand | government …
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problem 1 nutritionists measured the sugar content (in grams) for 32 dr…
$z = -0.8$
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the events, situations, or language that surround a particular word, ph…
| Term | Form | Meaning | |------|------|---------| | analyze | verb | to examine the parts of something in detail | | connotation | noun | an idea or feeling that a word suggests…
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the applicants for a soccer coaching position were asked how many years…
B. <The dot plot with 1 dot at 1, 4 dots at 2, 2 dots at 4, 2 dots at 5, 1 dot at 6, 3 dots at 8, 1 dot at 10>
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8. consider the fractions $\frac{1}{3}$ and $\frac{4}{9}$.$\frac{1}{3}$…
For 8b: The table is already correctly completed with equivalent fractions of $\frac{4}{9}$. For 8c: The larger fraction is $\frac{4}{9}$.
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5 how has the development of the european union influenced the distribu…
C. It has facilitated economic growth and trade across member states.
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7. complete the patterns of equivalent ratios by filling in the gaps. 2…
The filled-in ratios are: $9:18$ $3:6$ $1:2$
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lesson check 5. estimate how many yardsticks will be about the same len…
5. 7 yardsticks, or 7 yards 6. 1 yardsticks, or 1 yards 7. A nickel 8. $0.68, or 68 cents 9. 18 more 10. $472 + 286 = 758$
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what is a hyperbole? (1 point)a type of folktale meant toshare a specif…
a figure of speech that uses exaggeration for a specific effect
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ure to thenearest yardlesson 13.8practice and homeworkgo onlineinteract…
1. Estimate: 3 yardsticks, or 3 yards 2. Estimate: 30 yardsticks, or 30 yards 3. about 8 yards 4. Example: A standard park bench is about the same length as a picnic table. To est…
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here are some summary statistics for the ages of students in the underg…
Isabella
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example 4: in a class of 30 students, 19 are studying french, 12 are st…
## Example 4: a.) $\frac{11}{30}$ b.) $\frac{4}{5}$ c.) $\frac{1}{5}$ ## Example 5: a.) 95% b.) 5% c.) 27%
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6. complete the missing values in the ratio table to show the proportio…
- For 8 chickens: 24 eggs - For 30 eggs: 10 chickens - For 20 chickens: 60 eggs Completed table values (in order of missing cells): 24, 10, 60
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example 3: suppose a class contains 60 students, and some students part…
a.) $\frac{43}{60}$ b.) $\frac{11}{30}$ c.) $\frac{53}{60}$ d.) $\frac{7}{60}$
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5. given the ratio table, fill in the missing values to maintain the pr…
- For 8 apples: 24 oranges - For 30 oranges: 10 apples - For 20 apples: 60 oranges Completed table values: | Apples | Oranges | |--------|---------| | 4 | 12 | | 8 | 24 | | 10 | 3…
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4. complete the patterns of equivalent ratios by filling in the gaps. :…
First gap: $1$, Middle gap: $2$, Last gap: $32$ The completed ratios are: $1:4$ $2:8$ $4:16$ $8:32$
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los cognados without looking these words up, write your best guess as t…
1. los monumentos = the monuments 2. un pingüino = a penguin 3. el estómago = the stomach 4. los secretos = the secrets 5. un mapa = a map 6. una lección = a lesson 7. la adopción…
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south carolina2. the average number of free throw attempts and points e…
a. Scatter plot with x-axis labeled "Free Throw Attempts" (0-6) and y-axis labeled "Points Earned per Game" (0-30), with all 14 player data points plotted as listed in Step2. b. T…
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mr. haferd percents level quiz 1 preparation here is what is on the lev…
1. Top decimal scale ticks: 0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.1 Bottom percent scale ticks: 0%, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%, 110% 2. Mark …